This is the 2642nd most frequent Polish word.
ambasadorów
The word "ambasadorów" in Polish means "of ambassadors" (genitive plural form).
In this sentence, 'ambasadorów' is a plural form in genitive case, referring to ambassadors during the conferences.
Rozmawialiśmy wczoraj o obowiązkach ambasadorów w czasie międzynarodowych konferencji.
We talked yesterday about the duties of ambassadors during international conferences.
Here, 'ambasadorów' is used to describe the portraits belonging to ambassadors, in the genitive case reflecting possession.
W muzeum oglądaliśmy wystawę przedstawiającą portrety ambasadorów z różnych krajów.
At the museum, we watched an exhibition showing portraits of ambassadors from various countries.
In this sentence, 'ambasadorów' is used in the genitive case to indicate the delegation consisting of ambassadors.